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September weather forecast in Los Angeles

30 days Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

30 days Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Sun

Sunday

Mon

Monday

Tue

Tuesday

Wed

Wednesday

Thu

Thursday

Fri

Friday

Sat

Saturday

31 August, sun

	729 mmHg		48%
	3.4 m/s		+22

31 August, Sunday. day, 32°; night, 19°; clear

1 September, mon

	729 mmHg		49%
	3.4 m/s		+22

1 September, Monday. day, 31°; night, 19°; clear

2 September, tue

	730 mmHg		51%
	3.4 m/s		+22

2 September, Tuesday. day, 31°; night, 19°; clear

3 September, wed

	730 mmHg		52%
	3.3 m/s		+22

3 September, Wednesday. day, 31°; night, 19°; rain

4 September, thu

	730 mmHg		51%
	3.3 m/s		+22

4 September, Thursday. day, 32°; night, 19°; clear

5 September, fri

	730 mmHg		49%
	3.3 m/s		+22

5 September, Friday. day, 32°; night, 19°; clear

6 September, sat

	730 mmHg		49%
	3.4 m/s		+22

6 September, Saturday. day, 32°; night, 19°; clear

7 September, sun

	730 mmHg		49%
	3.4 m/s		+21

7 September, Sunday. day, 31°; night, 19°; clear

8 September, mon

	730 mmHg		51%
	3.3 m/s		+21

8 September, Monday. day, 31°; night, 18°; clear

9 September, tue

	729 mmHg		50%
	3.4 m/s		+21

9 September, Tuesday. day, 30°; night, 18°; clear

10 September, wed

	730 mmHg		52%
	3.3 m/s		+22

10 September, Wednesday. day, 30°; night, 17°; clear

11 September, thu

	730 mmHg		51%
	3.3 m/s		+21

11 September, Thursday. day, 30°; night, 17°; clear

12 September, fri

	730 mmHg		50%
	3.3 m/s		+21

12 September, Friday. day, 30°; night, 17°; clear

13 September, sat

	730 mmHg		51%
	3.3 m/s		+21

13 September, Saturday. day, 29°; night, 17°; clear

14 September, sun

	730 mmHg		52%
	3.3 m/s		+21

14 September, Sunday. day, 29°; night, 16°; clear

15 September, mon

	730 mmHg		54%
	3.3 m/s		+22

15 September, Monday. day, 29°; night, 17°; clear

16 September, tue

	730 mmHg		54%
	3.3 m/s		+22

16 September, Tuesday. day, 28°; night, 16°; clear

17 September, wed

	730 mmHg		54%
	3.2 m/s		+21

17 September, Wednesday. day, 28°; night, 16°; clear

18 September, thu

	730 mmHg		54%
	3.2 m/s		+21

18 September, Thursday. day, 28°; night, 16°; clear

19 September, fri

	730 mmHg		52%
	3.3 m/s		+21

19 September, Friday. day, 28°; night, 16°; clear

20 September, sat

	730 mmHg		56%
	3.3 m/s		+21

20 September, Saturday. day, 27°; night, 16°; clear

21 September, sun

	730 mmHg		56%
	3.4 m/s		+21

21 September, Sunday. day, 28°; night, 16°; clear

22 September, mon

	730 mmHg		55%
	3.3 m/s		+22

22 September, Monday. day, 28°; night, 16°; partly cloudy

23 September, tue

	730 mmHg		50%
	3.2 m/s		+22

23 September, Tuesday. day, 29°; night, 15°; clear

24 September, wed

	730 mmHg		48%
	3.1 m/s		+22

24 September, Wednesday. day, 29°; night, 16°; clear

25 September, thu

	730 mmHg		47%
	3.1 m/s		+22

25 September, Thursday. day, 29°; night, 16°; clear

26 September, fri

	730 mmHg		51%
	3 m/s		+22

26 September, Friday. day, 29°; night, 16°; clear

27 September, sat

	730 mmHg		51%
	3 m/s		+21

27 September, Saturday. day, 29°; night, 16°; clear

28 September, sun

	730 mmHg		52%
	3.2 m/s		+21

28 September, Sunday. day, 28°; night, 16°; partly cloudy

29 September, mon

	730 mmHg		51%
	3.2 m/s		+21

29 September, Monday. day, 28°; night, 15°; partly cloudy

30 September, tue

	730 mmHg		47%
	3.1 m/s		+22

30 September, Tuesday. day, 29°; night, 15°; clear

1 October, wed

	730 mmHg		48%
	3.2 m/s		+22

1 October, Wednesday. day, 28°; night, 16°; clear

2 October, thu

	730 mmHg		50%
	3.2 m/s		+21

2 October, Thursday. day, 28°; night, 15°; clear

3 October, fri

	730 mmHg		52%
	3.3 m/s		+20

3 October, Friday. day, 27°; night, 15°; clear

4 October, sat

	730 mmHg		54%
	3.3 m/s		+20

4 October, Saturday. day, 26°; night, 14°; clear

Average data for 10 years

Los Angeles September

26

sunny days

1

day with precipitation

3

cloudy days

26 sunny days; 1 day with precipitation; 3 cloudy days;

51

%

air humidity

1.6

m/s

WindSE

7

mm of precipitation

(2% of annual average)

+22

°C

Water temperature

air humidity 51%; 7 millimeters of precipitation (2% of annual average); Wind south-easterly 1.6 Meters per second; Water temperature +22°

Weather graphs for September

TemperatureWater temperaturePrecipitation chance, %Humidity, %Wind, m/sPressure, mmHg

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1

Average data for 10 years

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Daytime temperature

Night-time temperature

Cities near you

Las Vegas
San Diego
Yuma
Santa Monica
Beverly Hills
Mexicali
Santa Barbara
Glendale
San Luis Obispo

Cities with similar weather in September

Barcelona
Rome
Salou
Malaga
Alicante
Naples
Palermo
Rio de Janeiro
Retimno

The weather forecast for September 2025 is based on historical data from the past 10 years.

In September, the weather in Los Angeles is typically hot. Average daily high temperature in September is about 29 degrees above zero. On average, Los Angeles has 26 sunny, 3 partly cloudy, and 1 rainy day in September. The rains are usually light.

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